798617716897 has 24 divisors (see below), whose sum is σ = 1091417628672. Its totient is φ = 574430320800.

The previous prime is 798617716891. The next prime is 798617716909.

798617716897 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 798617716897 - 2⁷ = 798617716769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (798617716891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56980129 + ... + 56994142.

It is an arithmetic number, because the mean of its divisors is an integer number (45475734528).

Almost surely, 2^798617716897 is an apocalyptic number.

798617716897 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

798617716897 is a deficient number, since it is larger than the sum of its proper divisors (292799911775).

798617716897 is a wasteful number, since it uses less digits than its factorization.

798617716897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113974309 (or 113974302 counting only the distinct ones).

The product of its digits is 448084224, while the sum is 76.

The spelling of 798617716897 in words is "seven hundred ninety-eight billion, six hundred seventeen million, seven hundred sixteen thousand, eight hundred ninety-seven".